<!DOCTYPE html>
<html lang="en">

<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>配置项visualMap: 视觉映射组件</title>
  <script src="./echarts.js"></script>
  <script src="./map/js/china.js"></script>

  <style lang="css">
    #chart1,#chart2 {
      width: 900px;
      height: 800px;
      border: 1px solid red;
      float: left;
    }
  </style>
</head>

<body>
  <div id="chart1"></div>
  <div id="chart2"></div>

  <script>
    function random () {
      return Math.round(Math.random() * 2000)
    }
    var myChart1 = echarts.init(document.getElementById('chart1'));

    myChart1.setOption({
      title: {
        id: 'txt',
        show: true,
        text: '视觉映射组件',
      },
      legend: { // 图例
      },
      visualMap: [
        {
          type: 'piecewise',
          left: 'left',
          bottom: 200,
          min: 0,
          max: 1000,
          splitNumber: 8, // 分成多少段
          // pieces: [ // 自定义分段，设置之后splitNumber就无效了
          //   {min: 1500}, // 不指定 max，表示 max 为无限大（Infinity）。
          //   {min: 900, max: 1500},
          //   {min: 310, max: 1000},
          //   {min: 200, max: 300},
          //   {min: 10, max: 200, label: '10 到 200（自定义label）'},
          //   {value: 6, label: '值为6（自定义特殊颜色）', color: 'red'}, // 表示 value 等于 123 的情况。
          //   {max: 5}     // 不指定 min，表示 min 为无限大（-Infinity）。
          // ],
          minOpen: true,
          maxOpen: true,
          selectedMode: 'multiple',
          inverse: false,
          precision: 2,
        }
      ],
      series: [
        {
          type: 'map',
          map: 'china',
          left: '2%',
          top: '2%',
          roam: false, // 是否开启鼠标缩放
          data: [ // 为了方便调试，下来的value值写死，不再使用random
            {
              "name": "北京",
              "value": 6
            },
            {
              "name": "天津",
              "value": random()
            },
            {
              "name": "上海",
              "value": random()
            },
            {
              "name": "重庆",
              "value": random()
            },
            {
              "name": "河北",
              "value": random()
            },
            {
              "name": "河南",
              "value": random()
            },
            {
              "name": "云南",
              "value": random()
            },
            {
              "name": "辽宁",
              "value": random()
            },
            {
              "name": "黑龙江",
              "value": random()
            },
            {
              "name": "湖南",
              "value": random()
            },
            {
              "name": "安徽",
              "value": random()
            },
            {
              "name": "山东",
              "value": random()
            },
            {
              "name": "新疆",
              "value": random()
            },
            {
              "name": "江苏",
              "value": random()
            },
            {
              "name": "浙江",
              "value": random()
            },
            {
              "name": "江西",
              "value": random()
            },
            {
              "name": "湖北",
              "value": random()
            },
            {
              "name": "广西",
              "value": random()
            },
            {
              "name": "甘肃",
              "value": random()
            },
            {
              "name": "山西",
              "value": random()
            },
            {
              "name": "内蒙古",
              "value": random()
            },
            {
              "name": "陕西",
              "value": random()
            },
            {
              "name": "吉林",
              "value": random()
            },
            {
              "name": "福建",
              "value": random()
            },
            {
              "name": "贵州",
              "value": random()
            },
            {
              "name": "广东",
              "value": random()
            },
            {
              "name": "青海",
              "value": random()
            },
            {
              "name": "西藏",
              "value": random()
            },
            {
              "name": "四川",
              "value": random()
            },
            {
              "name": "宁夏",
              "value": random()
            },
            {
              "name": "海南",
              "value": random()
            },
            {
              "name": "台湾",
              "value": random()
            },
            {
              "name": "香港",
              "value": random()
            },
            {
              "name": "澳门",
              "value": random()
            }
          ],
        }
      ]
    })

    var dataBJ = [
      [1, 55, 9, 56, 0.46, 18, 6, '良'],
      [2, 25, 11, 21, 0.65, 34, 9, '优'],
      [3, 56, 7, 63, 0.3, 14, 5, '良'],
      [4, 33, 7, 29, 0.33, 16, 6, '优'],
      [5, 42, 24, 44, 0.76, 40, 16, '优'],
      [6, 82, 58, 90, 1.77, 68, 33, '良'],
      [7, 74, 49, 77, 1.46, 48, 27, '良'],
      [8, 78, 55, 80, 1.29, 59, 29, '良'],
      [9, 267, 216, 280, '-', 108, 64, '重度污染'],
      [10, 185, 127, 216, 2.52, 61, 27, '中度污染'],
      [11, 39, 19, 38, 0.57, 31, 15, '优'],
      [12, 41, 11, 40, 0.43, 21, 7, '优'],
      [13, 64, 38, 74, 1.04, 46, 22, '良'],
      [14, 108, 79, 120, 1.7, 75, 41, '轻度污染'],
      [15, 108, 63, 116, 1.48, 44, 26, '轻度污染'],
      [16, 33, 6, 29, 0.34, 13, 5, '优'],
      [17, 94, 66, 110, 1.54, 62, 31, '良'],
      [18, 186, 142, 192, 3.88, 93, 79, '中度污染'],
      [19, 57, 31, 54, 0.96, 32, 14, '良'],
      [20, 22, 8, 17, 0.48, 23, 10, '优'],
      [21, 39, 15, 36, 0.61, 29, 13, '优'],
      [22, 94, 69, 114, 2.08, 73, 39, '良'],
      [23, 99, 73, 110, 2.43, 76, 48, '良'],
      [24, 31, 12, 30, 0.5, 32, 16, '优'],
      [25, 42, 27, 43, 1, 53, 22, '优'],
      [26, 154, 117, 157, 3.05, 92, 58, '中度污染'],
      [27, 234, 185, 230, 4.09, 123, 69, '重度污染'],
      [28, 160, 120, 186, 2.77, 91, 50, '中度污染'],
      [29, 134, 96, 165, 2.76, 83, 41, '轻度污染'],
      [30, 52, 24, 60, 1.03, 50, 21, '良'],
      [31, 46, 5, 49, 0.28, 10, 6, '优']
    ];
    var dataGZ = [
      [1, 26, 37, 27, 1.163, 27, 13, '优'],
      [2, 85, 62, 71, 1.195, 60, 8, '良'],
      [3, 78, 38, 74, 1.363, 37, 7, '良'],
      [4, 21, 21, 36, 0.634, 40, 9, '优'],
      [5, 41, 42, 46, 0.915, 81, 13, '优'],
      [6, 56, 52, 69, 1.067, 92, 16, '良'],
      [7, 64, 30, 28, 0.924, 51, 2, '良'],
      [8, 55, 48, 74, 1.236, 75, 26, '良'],
      [9, 76, 85, 113, 1.237, 114, 27, '良'],
      [10, 91, 81, 104, 1.041, 56, 40, '良'],
      [11, 84, 39, 60, 0.964, 25, 11, '良'],
      [12, 64, 51, 101, 0.862, 58, 23, '良'],
      [13, 70, 69, 120, 1.198, 65, 36, '良'],
      [14, 77, 105, 178, 2.549, 64, 16, '良'],
      [15, 109, 68, 87, 0.996, 74, 29, '轻度污染'],
      [16, 73, 68, 97, 0.905, 51, 34, '良'],
      [17, 54, 27, 47, 0.592, 53, 12, '良'],
      [18, 51, 61, 97, 0.811, 65, 19, '良'],
      [19, 91, 71, 121, 1.374, 43, 18, '良'],
      [20, 73, 102, 182, 2.787, 44, 19, '良'],
      [21, 73, 50, 76, 0.717, 31, 20, '良'],
      [22, 84, 94, 140, 2.238, 68, 18, '良'],
      [23, 93, 77, 104, 1.165, 53, 7, '良'],
      [24, 99, 130, 227, 3.97, 55, 15, '良'],
      [25, 146, 84, 139, 1.094, 40, 17, '轻度污染'],
      [26, 113, 108, 137, 1.481, 48, 15, '轻度污染'],
      [27, 81, 48, 62, 1.619, 26, 3, '良'],
      [28, 56, 48, 68, 1.336, 37, 9, '良'],
      [29, 82, 92, 174, 3.29, 0, 13, '良'],
      [30, 106, 116, 188, 3.628, 101, 16, '轻度污染'],
      [31, 118, 50, 0, 1.383, 76, 11, '轻度污染']
    ];
    var dataSH = [
      [1, 91, 45, 125, 0.82, 34, 23, '良'],
      [2, 65, 27, 78, 0.86, 45, 29, '良'],
      [3, 83, 60, 84, 1.09, 73, 27, '良'],
      [4, 109, 81, 121, 1.28, 68, 51, '轻度污染'],
      [5, 106, 77, 114, 1.07, 55, 51, '轻度污染'],
      [6, 109, 81, 121, 1.28, 68, 51, '轻度污染'],
      [7, 106, 77, 114, 1.07, 55, 51, '轻度污染'],
      [8, 89, 65, 78, 0.86, 51, 26, '良'],
      [9, 53, 33, 47, 0.64, 50, 17, '良'],
      [10, 80, 55, 80, 1.01, 75, 24, '良'],
      [11, 117, 81, 124, 1.03, 45, 24, '轻度污染'],
      [12, 99, 71, 142, 1.1, 62, 42, '良'],
      [13, 95, 69, 130, 1.28, 74, 50, '良'],
      [14, 116, 87, 131, 1.47, 84, 40, '轻度污染'],
      [15, 108, 80, 121, 1.3, 85, 37, '轻度污染'],
      [16, 134, 83, 167, 1.16, 57, 43, '轻度污染'],
      [17, 79, 43, 107, 1.05, 59, 37, '良'],
      [18, 71, 46, 89, 0.86, 64, 25, '良'],
      [19, 97, 71, 113, 1.17, 88, 31, '良'],
      [20, 84, 57, 91, 0.85, 55, 31, '良'],
      [21, 87, 63, 101, 0.9, 56, 41, '良'],
      [22, 104, 77, 119, 1.09, 73, 48, '轻度污染'],
      [23, 87, 62, 100, 1, 72, 28, '良'],
      [24, 168, 128, 172, 1.49, 97, 56, '中度污染'],
      [25, 65, 45, 51, 0.74, 39, 17, '良'],
      [26, 39, 24, 38, 0.61, 47, 17, '优'],
      [27, 39, 24, 39, 0.59, 50, 19, '优'],
      [28, 93, 68, 96, 1.05, 79, 29, '良'],
      [29, 188, 143, 197, 1.66, 99, 51, '中度污染'],
      [30, 174, 131, 174, 1.55, 108, 50, '中度污染'],
      [31, 187, 143, 201, 1.39, 89, 53, '中度污染']
    ];

    var myChart2 = echarts.init(document.getElementById('chart2'));
    myChart2.setOption({
      title: {
        show: true,
        text: '视觉映射组件-类目',
      },
      legend: { // 图例
      },
      grid: {
        left: '10%',
        right: 200,
        top: '15%',
        bottom: '10%'
      },
      xAxis: {
        name: '日期',
        nameTextStyle: {
          fontSize: 14
        },
        splitLine: { show: false },
      },
      yAxis: {
        name: 'AQI指数',
        nameTextStyle: {
          fontSize: 20
        },
        splitLine: { show: false },
      },
      visualMap: [
        {
          type: 'piecewise',
          right: 0,
          min: 0,
          max: 1000,
          dimension: 7,
          categories: ['优', '良', '轻度污染', '中度污染', '重度污染', '严重污染'],
          inRange: {
            symbolSize: 40,
            symbol: {
              '优': 'diamond',
              '良': 'pin',
            },
          },
          outOfRange: {
            symbolSize: {
              '优': 50,
              '': 30,
            },
            symbol: {
              '优': 'triangle',
              '良': 'arrow',
            },
          }
        }
      ],
      series: [
        { name: '北京', type: 'scatter', data: dataBJ },
        { name: '上海', type: 'scatter', data: dataSH },
        { name: '广州', type: 'scatter', data: dataGZ },
      ],
    })

  </script>
</body>

</html>